Home / 219,550.12-329,344.62-61,779.94

Finding the Fourth Proportional to 219,550.12, 329,344.62 and 61,779.94

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Solution

The fourth proportional to 219,550.12, 329,344.62 and 61,779.94 is: 92,675.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,550.12 : 329,344.62 = 61,779.94 : x
  2. Step 2: Convert to fraction form
    219,550.12/329,344.62 = 61,779.94/x
  3. Step 3: Cross multiply
    219,550.12x = 329,344.62 × 61,779.94
  4. Step 4: Simplify right side
    219,550.12x = 20,346,890,862.92
  5. Step 5: Solve for x
    x = 20,346,890,862.92/219,550.12
  6. Step 6: Final answer
    x = 92,675.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.